Esophageal cancer Esophageal cancer is a common malignant tumor of the digestive tract, commonly known as “esophageal cancer”, which mostly occurs above 40 years old, more in men than women. Esophageal cancer has obvious aggregation phenomenon, and North China is a worldwide high incidence area, and it is mostly found in poor areas or mountainous areas, and also has family aggregation. The typical symptom is progressive dysphagia. From foreign body sensation, choking sensation and stagnation in early stage to swallowing difficulty in middle and late stage, from difficulty in eating dry and hard food to difficulty in eating semi-liquid food, all suggest that esophageal cancer is growing progressively. Therefore, one should be alert to the early symptoms of esophageal cancer, and go to the hospital for chest specialist consultation and examination in time. Barium meal of upper gastrointestinal tract, chest X-ray and CT examination, electronic gastroscopy and pathological examination are the main methods to confirm the diagnosis of esophageal cancer. The main treatment for esophageal cancer is surgery to remove the tumor and reconstruct the digestive tract. Chemotherapy, radiotherapy, immunotherapy and traditional Chinese medicine also have certain efficacy. Precautions: 1. Patients should go to the hospital for examination regularly to facilitate doctors’ guidance on treatment. 2, according to the needs of the disease, regular chest X-ray, barium meal examination. Those who receive radiotherapy and chemotherapy should have weekly white blood cell count examination. 3.Esophageal cancer patients mainly affect eating, so they should pay attention to adjust their diet well. At the same time, esophageal cancer patients are weak, so they should pay attention to weather changes and prevent colds; breathe more fresh air; do physical exercise appropriately, but pay attention to the amount of strength. 5.Resolutely quit smoking, drink less alcohol, eat more fresh vegetables, fruits and high-protein food, and generally do not need to avoid eating.